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化学化工与资源利用学院举办学术报告

日期:2023-06-09 点击数:

报告题目:Recent progress on Tip-enhanced Raman spectroscopy

报告人:Yukihiro Ozaki教授

时间:6月11日10:30

地点:化学化工与资源利用学院知化楼321室

 

报告人简介:

尾崎幸洋教授是国际知名学者,在光谱学、化学计量学家和聚合物科学享有很高的声誉;现任日本关西学院大学科技学院荣誉教授、日本神户大学分子光科学研究中心客座教授、日本福井大学远红外区发展研究中心研究顾问、日本理化研究所光量子研究中心客座首席科学家、日本丰田理化研究所客座科学家、东京高等法院知识产权高等法院技术顾问、多个学术杂志的副主编和编委;1998年获国际近红外光谱Tomas Hirschfeid奖、2001年获国际近红外光谱成就奖、2022年获中国政府友谊奖。此外,尾崎教授还是北京大学、上海交通大学、吉林大学、北京化工大学等多所国内大学的客座教授,为推动中日科研合作和发展做出了巨大的贡献。Yukihiro Ozaki教授发表学术文章1070篇,引用32000次,H指数81。

报告内容:

Tip-enhanced Raman scattering (TERS) has received significant interest as a new nano-vibrational spectroscopy technique, which can be used to obtain site-specific molecular information. TERS instruments have made remarkable progress, and the application of TERS has been expanding to nanomaterials, liquid samples, biological materials, and electrochemistry. Furthermore, molecular structures with imaging can be explored even at sub-nanometer resolution. My talk consists of two parts: basic studies on the reproducibility of TERS and novel applications of TERS. In the former part, I report the basic principle and characterization of TERS In the latter part, we introduce two examples of TERS applications to nanomaterials, epitaxial graphene, and graphene oxide and two examples of liquid TERS that use chemically modified tips: nanoscale pH measurement and enantiomeric discrimination using TERS. Finally, we discuss the perspective of TERS. 

报告题目:Frontiers of FUV spectroscopy and Resonance Raman spectroscopy

报告人:Yusuke Morisawa教授

时间:6月11日11:30

地点:化学化工与资源利用学院知化楼321室

报告人简介:

Yusuke Morisawa was born in 1975 in Kyoto, Japan. He obtained his Bachelor's degree in 1998 from Kwansei Gakuin University, followed by Master's (2000) and Doctoral (2005) degrees in Science from Kyoto University. He held the position of Postdoctoral fellow at Kwansei Gakuin University. Subsequently, he served as a Lecturer (2012–2016) and is currently an Associate Professor (2016–) at Kindai University in Osaka, Japan. He received the Japan Society for Analytical Chemistry Award for Advanced Analytical Technology (JAIMA Award) in 2011, the Spectroscopic Society of Japan Award for Young Scientist in 2013, and NIR Advanced award in 2020. His ongoing research focuses on the field of molecular spectroscopy.

报告内容:

FUV spectroscopy constitutes a potent methodology for molecule identification and exploration of intermolecular interactions. Nevertheless, challenges persist in the unambiguous assignment of overlapping bands and the comprehensive investigation of molecular structure and associated interactions. Conversely, while ultraviolet resonance Raman (UVRR) spectra have hitherto served as a valuable tool for protein structural analysis, intriguing prospects lie ahead by extending the excitation wavelength towards shorter wavelengths. By harnessing the complementary nature of FUV and UVRR, novel avenues emerge for the comprehensive examination of the electronic state and structural intricacies of molecules This talk consists of four parts: (1) introduction to FUV spectroscopy, (2) development of FUV spectrometers, (3) study of electronic states using FUV spectroscopy (4) FUV and UVRR study studies of N-acetylamide saccharides.